{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["machine or equipment", "concept or principle", "process characterization", "manufacturing process", "application", "biomedical"], "input": "Metal additive manufacturing processes are relatively slow , require complex preparation and post-processing treatment while using expensive machinery , resulting in high production costs per product ."}
{"machine or equipment": [], "concept or principle": ["production costs"], "process characterization": [], "manufacturing process": ["Metal additive manufacturing", "post-processing treatment"], "application": [], "biomedical": []}